hard Set 3 Form Exercise

Exercise 1

OperationPair
add-sub
Triple
  • 7
  • 9
  • 16
Mode
write_all
Equations
  • {"text":"7 + 9 = 16","parts":[7,"+",9,"=",16]}
  • {"text":"9 + 7 = 16","parts":[9,"+",7,"=",16]}
  • {"text":"16 - 7 = 9","parts":[16,"-",7,"=",9]}
  • {"text":"16 - 9 = 7","parts":[16,"-",9,"=",7]}

Exercise 2

OperationPair
add-sub
Triple
  • 10
  • 7
  • 17
Mode
write_all
Equations
  • {"text":"10 + 7 = 17","parts":[10,"+",7,"=",17]}
  • {"text":"7 + 10 = 17","parts":[7,"+",10,"=",17]}
  • {"text":"17 - 10 = 7","parts":[17,"-",10,"=",7]}
  • {"text":"17 - 7 = 10","parts":[17,"-",7,"=",10]}

Exercise 3

OperationPair
add-sub
Triple
  • 1
  • 8
  • 9
Mode
write_all
Equations
  • {"text":"1 + 8 = 9","parts":[1,"+",8,"=",9]}
  • {"text":"8 + 1 = 9","parts":[8,"+",1,"=",9]}
  • {"text":"9 - 1 = 8","parts":[9,"-",1,"=",8]}
  • {"text":"9 - 8 = 1","parts":[9,"-",8,"=",1]}

Exercise 4

OperationPair
add-sub
Triple
  • 5
  • 7
  • 12
Mode
write_all
Equations
  • {"text":"5 + 7 = 12","parts":[5,"+",7,"=",12]}
  • {"text":"7 + 5 = 12","parts":[7,"+",5,"=",12]}
  • {"text":"12 - 5 = 7","parts":[12,"-",5,"=",7]}
  • {"text":"12 - 7 = 5","parts":[12,"-",7,"=",5]}

Exercise 5

OperationPair
add-sub
Triple
  • 5
  • 10
  • 15
Mode
write_all
Equations
  • {"text":"5 + 10 = 15","parts":[5,"+",10,"=",15]}
  • {"text":"10 + 5 = 15","parts":[10,"+",5,"=",15]}
  • {"text":"15 - 5 = 10","parts":[15,"-",5,"=",10]}
  • {"text":"15 - 10 = 5","parts":[15,"-",10,"=",5]}

Exercise 6

OperationPair
add-sub
Triple
  • 9
  • 3
  • 12
Mode
write_all
Equations
  • {"text":"9 + 3 = 12","parts":[9,"+",3,"=",12]}
  • {"text":"3 + 9 = 12","parts":[3,"+",9,"=",12]}
  • {"text":"12 - 9 = 3","parts":[12,"-",9,"=",3]}
  • {"text":"12 - 3 = 9","parts":[12,"-",3,"=",9]}